Function isTupleDataPoint

src/data/createDataStore.ts:96–96

(p: DataPoint)

  // Type guard (avoid relying on Array.isArray narrowing for readonly tuples in strict TS configs).
  const isTupleDataPoint = (p: DataPoint): p is DataPointTuple => Array.isArray(p);

  const packDataPointsWithXOffset = (points: ReadonlyArray<DataPoint>, xOffset: number): Float32Array => {
    if (!points || points.length === 0) return new Float32Array(0);